Qt: remove reference to a dead class.

diff --git a/modules/gui/qt4/components/controller_widget.hpp b/modules/gui/qt4/components/controller_widget.hpp
index 9beac6f8e06398c9b191221a97d66de89360574d..22a3b43826fe2afcc0ee97246d92478a567667a2 100644 (file)
--- a/modules/gui/qt4/components/controller_widget.hpp
+++ b/modules/gui/qt4/components/controller_widget.hpp
@@ -63,8 +63,6 @@ private slots:
 };
 
 #define VOLUME_MAX 200
-class VolumeClickHandler;
-
 class SoundWidget : public QWidget
 {
     Q_OBJECT